17) In the metal conduit system of wiring where there is zig-zag wall projection the cables can be run using :

Answer is:

metal flexible conduit

Wiring MCQ - Electrician (Set-1) with Answers

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Related Wiring MCQ - Electrician (Set-1) with Answers

18) For tapping supply from mains to different branches three types of layout for wiring system are used. As per IE regulation, one ring main circuit has to be there for every specified floor area or plant there of. How much is this area ?

Answer is:

100 sq. mts.

19) The only wiring which has to be planned well before starting of a house construction work and executed along with construction is :

Answer is:

conduit concealed wiring

20) Corridor lighting for three lamps can be operated by :

all lamps in 'ON' and 'OFF' position by two-way switches and two intermediate switches.

independent light in 'ON' and 'OFF' position by two intermediate switches.

all lights in 'ON' and 'OFF' position by two intermediate switches.

both 1) all lamps in 'ON' and 'OFF' position by two-way switches and two intermediate switches. and 2) independent light in 'ON' and 'OFF' position by two intermediate switches.

Answer is:

both 1) all lamps in 'ON' and 'OFF' position by two-way switches and two intermediate switches. and 2) independent light in 'ON' and 'OFF' position by two intermediate switches.

Wiring MCQ - Electrician (Set-1) with Answers

17) In the metal conduit system of wiring where there is zig-zag wall projection the cables can be run using :

metal flexible conduit

Wiring MCQ - Electrician (Set-1) with Answers

Related Wiring MCQ - Electrician (Set-1) with Answers

18) For tapping supply from mains to different branches three types of layout for wiring system are used. As per IE regulation, one ring main circuit has to be there for every specified floor area or plant there of. How much is this area ?

100 sq. mts.

19) The only wiring which has to be planned well before starting of a house construction work and executed along with construction is :

conduit concealed wiring

20) Corridor lighting for three lamps can be operated by :

both 1) all lamps in 'ON' and 'OFF' position by two-way switches and two intermediate switches. and 2) independent light in 'ON' and 'OFF' position by two intermediate switches.

21) According to NE code, the colour code for the neutral is :

black

Wiring MCQ - Electrician (Set-1) with Answers